Steps or procedure for selection of electrodes from ASME ..
Binoy Lonappan
raghib ali
ASME A Numbers
These refer to the chemical analysis of the deposited weld and not the parent
material. They only apply to welding procedures in steel materials.
|
A1 |
Plain unalloyed carbon manganese steels. |
|
A2 to A4 |
Low alloy steels containing Moly and Chrome Moly |
|
A8 |
Austenitic stainless steels such as type 316. |
ASME F Numbers
|
F Number |
General Description |
|
1 |
Heavy rutile coated iron powder elctrodes :- A5.1 : E7024 |
|
2 |
Most Rutile consumables such as :- A5.1 : E6013 |
|
3 |
Cellulosic electrodes such as :- A5.1 : E6011 |
|
4 |
Basic coated electrodes such as : A5.1 : E7016 and E7018 |
|
5 |
High alloy austenitic stainless steel and duplex :- A5.4 : E316L-16 |
|
6 |
Any steel solid or cored wire (with flux or metal) |
|
2X |
Alluminium and its alloys |
|
3X |
Copper and its alloys |
|
4X |
Nickel alloys |
|
5X |
Titanium |
|
6X |
Zirconium |
|
7X |
Hard Facing Overlay |
Note:- X represents any number 0 to 9
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